/*
 * This file is part of the eccOS Library.
 * Copyright (C) 2007.
 *
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 */
package org.openeccos.widgets;

import org.openeccos.util.PDFormat;
import org.openeccos.util.PDUtil;

import nextapp.echo2.app.Alignment;
import nextapp.echo2.app.Button;
import nextapp.echo2.app.Column;
import nextapp.echo2.app.Extent;
import nextapp.echo2.app.Row;
import nextapp.echo2.app.event.ActionEvent;
import nextapp.echo2.app.event.ActionListener;
import echopointng.ButtonEx;

public class PDIntegerSpinner extends Row {

	private PDNumericField txtValue;

	public PDIntegerSpinner() {
		initGUI();
	}
	private void initGUI() {
		setCellSpacing(new Extent(2));

		txtValue = new PDNumericField(PDFormat.getNumberFormat0());
		txtValue.setNumber(0);
		add(txtValue);

		Column col = new Column();
		add(col);

		Button btnUp = new Button(PDUtil.getImage("img/spin_up.gif"));
		btnUp.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				spnUpClicked();
			}
		});
		btnUp.setStyle(ButtonEx.DEFAULT_STYLE);
		btnUp.setAlignment(new Alignment(Alignment.CENTER, Alignment.DEFAULT));
		btnUp.setWidth(new Extent(10));
		btnUp.setHeight(new Extent(5));
		col.add(btnUp);

		Button btnDown = new Button(PDUtil.getImage("img/spin_down.gif"));
		btnDown.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				spnDownClicked();
			}
		});
		btnDown.setStyle(ButtonEx.DEFAULT_STYLE);
		btnDown.setAlignment(new Alignment(Alignment.CENTER, Alignment.DEFAULT));
		btnDown.setWidth(new Extent(10));
		btnDown.setHeight(new Extent(5));
		col.add(btnDown);

	}

	protected void spnDownClicked() {
		int value = getValue() - 1;
		if (value < 0) value = 0;
		txtValue.setNumber(value);
	}


	protected void spnUpClicked() {
		int value = getValue() + 1;
		txtValue.setNumber(value);
	}

	public int getValue() {
		return (int)txtValue.getNumber();
	}

	public void setValue(int value) {
		txtValue.setNumber(value);
	}
	
	public void setWidth(Extent width) {
		txtValue.setWidth(width);
	}
}
